Results 31 to 40 of about 1,630,429 (297)

Battery Aging Models Based on High-Current Incremental Capacity in Fast Charging

open access: yesBatteries, 2022
This paper presents battery aging models based on high-current incremental capacity features in the presence of battery cycling profiles characterized by fast charging conditions.
Ludovico Lombardi   +3 more
doaj   +1 more source

Tracking fast neutrons

open access: yes, 2013
Based on elastic collisions, the linear momentum of a fast neutron can be measured from as few as two consecutive recoil ion tracks plus the vertex position of the third collision, or `two and half' ion tracks.
Morris, Christopher L., Wang, Zhehui
core   +1 more source

A Temporal Fusion Memory Network-Based Method for State-of-Health Estimation of Lithium-Ion Batteries

open access: yesBatteries
As energy storage technologies and electric vehicles evolve quickly, it becomes increasingly difficult to precisely gauge the condition (SOH) of lithium-ion batteries (LiBs) during rapid charging scenarios. This paper introduces a novel Time-Fused Memory
Kang Chen, Dandan Wang, Wenwen Guo
doaj   +1 more source

Trade‐off between energy density and fast‐charge capability of lithium‐ion batteries: A model‐based design study of cells with thick electrodes

open access: yesElectrochemical Science Advances, 2023
Lithium‐ion batteries exhibit a well‐known trade‐off between energy and power, which is problematic for electric vehicles which require both high energy during discharge (high driving range) and high power during charge (fast‐charge capability).
Michael Quarti   +2 more
doaj   +1 more source

Spectral Analysis of the Chandra Comet Survey [PDF]

open access: yes, 2007
We present results of the analysis of cometary X-ray spectra with an extended version of our charge exchange emission model (Bodewits et al. 2006). We have applied this model to the sample of 8 comets thus far observed with the Chandra X-ray observatory ...
A. G. G. M. Tielens   +72 more
core   +3 more sources

Real-time measurement of lithium-ion batteries’ state-of-charge based on air-coupled ultrasound

open access: yesAIP Advances, 2019
In order to overcome the drawbacks of the traditional method of measuring a lithium-ion battery’s state-of-charge by charging and discharging its voltage curve, a method based on air-coupled ultrasound is proposed, which slows aging of the battery ...
Jun-Jie Chang   +2 more
doaj   +1 more source

Fast tunnel rates in Si/SiGe one-electron single and double quantum dots

open access: yes, 2010
We report the fabrication and measurement of one-electron single and double quantum dots with fast tunnel rates in a Si/SiGe heterostructure. Achieving fast tunnel rates in few-electron dots can be challenging, in part due to the large electron effective
Coppersmith, S. N.   +7 more
core   +1 more source

Design and Test of a Forward Neutron Calorimeter for the ZEUS Experiment [PDF]

open access: yes, 1997
A lead scintillator sandwich sampling calorimeter has been installed in the HERA tunnel 105.6 m from the central ZEUS detector in the proton beam direction. It is designed to measure the energy and scattering angle of neutrons produced in charge exchange
Andresen   +43 more
core   +2 more sources

Fast Estimation of State of Charge for Lithium-Ion Batteries

open access: yesEnergies, 2014
This paper presents a novel impedance-based approach to efficiently estimate the state of charge (SOC) of a Li-ion battery. By using an AC impedance analyzer, a database is constructed, containing records of AC impedance versus SOC.
Shing-Lih Wu   +2 more
doaj   +1 more source

Formation of a Fast Charge Transfer Channel in Quasi-2D Perovskite Solar Cells through External Electric Field Modulation

open access: yesEnergies, 2021
Quasi-2D perovskites solar cells exhibit excellent environmental stability, but relatively low photovoltaic properties, compared with 3D perovskites solar cells.
Xixiang Zhu   +4 more
doaj   +1 more source

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